请输入您要查询的英文单词:
单词
perpetual motion
释义
perpetual motion
noun
1.
:
the motion of an ideal mechanism that could continue to operate indefinitely without drawing upon an external source of energy
2.
obsolete
:
perpetual motion machine
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monospermy
monospherical
monospondylic
monosporangium
monospore
monospored
monosporidial
monosporiferous
monosporous
monostele
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monostich
monostichic
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monostomata
monostomate
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monostotic
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monostylous
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更新时间:2025/7/29 20:50:37